package com.wakyde.config;

import at.pollux.thymeleaf.shiro.dialect.ShiroDialect;
import org.apache.shiro.spring.web.ShiroFilterFactoryBean;
import org.apache.shiro.web.mgt.DefaultWebSecurityManager;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

import java.util.LinkedHashMap;
import java.util.Map;

@Configuration
public class ShiroConfig {

    //ShiroFilterFactoryBean
    @Bean
    public ShiroFilterFactoryBean shiroFilterFactoryBean(@Qualifier("defaultWebSecurityManager") DefaultWebSecurityManager defaultWebSecurityManager){
        ShiroFilterFactoryBean bean = new ShiroFilterFactoryBean();
        bean.setSecurityManager(defaultWebSecurityManager);
        /*
            anon: 无需认证就可以访问
            authc: 必须认证才能访问
            user: 必须拥有记住我功能 才能用
            perms: 拥有对某个资源的权限才能访问
            role: 拥有某个角色权限才能访问
         */
        Map<String, String> filterMap = new LinkedHashMap<>();
        // 授权
        filterMap.put("/user/add", "perms[user:add]");
        filterMap.put("/user/update", "perms[user:update]");

        filterMap.put("/user/*", "authc");
        bean.setFilterChainDefinitionMap(filterMap);

        bean.setLoginUrl("/toLogin");
        bean.setUnauthorizedUrl("/noauth");
        return bean;
    }

    //DefaultWebSecurityManager
    @Bean
    public DefaultWebSecurityManager defaultWebSecurityManager(@Qualifier("userRealm") UserRealm userRealm){
        DefaultWebSecurityManager securityManager = new DefaultWebSecurityManager();
        securityManager.setRealm(userRealm);
        return securityManager;
    }

    // 1创建realm对象
    @Bean
    public UserRealm userRealm(){
        return new UserRealm();
    }

    // ShiroDialect : 用来整合shiro thymeleaf
    @Bean
    public ShiroDialect getShiroDialect(){
        return new ShiroDialect();
    }
}
